She was born April 25, 1930, in Imperial, Calif., daughter of Joseph Earl and Sara Ann Riggins Davis. She and Ralph Silvius were married May 17, 1946.
Arbra had been a bookkeeper and also was a square dance instructor. She traveled all over North America and to Hawaii with her husband, who was a professional square dance caller.
Survivors include her husband; two sons, Joseph Earl Silvius of Berry Creek, Calif.; and Robert Lynn Silvius of Lake Tahoe, Calif.; a brother, Joseph Earl "Jerry" Davis Jr. of Oroville, Calif.; a sister, Agnes Florine Bailey of Cape Girardeau; seven grandchildren; and seven great-grandchildren.
She was preceded in death by her parents and a son, Ronald Silvius.
No services are planned. Ford and Sons Funeral Home is in charge of arrangements.